89 lines
3.1 KiB
C
89 lines
3.1 KiB
C
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/*------------------------------------------------------------------------------*
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* Architecture & Implementation of DBMS *
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*------------------------------------------------------------------------------*
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* Copyright 2022 Databases and Information Systems Group TU Dortmund *
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* Visit us at *
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* http://dbis.cs.tu-dortmund.de/cms/en/home/ *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, *
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL *
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR *
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, *
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR *
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* OTHER DEALINGS IN THE SOFTWARE. *
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* *
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* Authors: *
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* Maximilian Berens <maximilian.berens@tu-dortmund.de> *
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* Roland Kühn <roland.kuehn@cs.tu-dortmund.de> *
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* Jan Mühlig <jan.muehlig@tu-dortmund.de> *
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*------------------------------------------------------------------------------*
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*/
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#pragma once
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#include <exception>
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#include <string>
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namespace beedb::exception
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{
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class CommandException : public std::exception
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{
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public:
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explicit CommandException(const std::string &message) : _message(message)
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{
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}
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~CommandException() override = default;
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[[nodiscard]] const char *what() const noexcept override
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{
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return _message.c_str();
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}
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private:
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const std::string _message;
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};
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class UnknownCommandException final : public CommandException
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{
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public:
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explicit UnknownCommandException(const std::string &command)
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: CommandException("Unknown command '" + command + "'.")
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{
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}
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UnknownCommandException() : UnknownCommandException("Unknown command")
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{
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}
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~UnknownCommandException() override = default;
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};
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class CommandSyntaxException final : public CommandException
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{
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public:
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CommandSyntaxException(const std::string &command, const std::string &syntax_hint)
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: CommandException("Command syntax exception '" + command + "'.\n" + syntax_hint)
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{
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}
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CommandSyntaxException() : CommandException("Command syntax exception")
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{
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}
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~CommandSyntaxException() override = default;
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};
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class UnknownCommandInputException final : public CommandException
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{
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public:
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explicit UnknownCommandInputException(const std::string &input)
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: CommandException("Not supported input '" + input + "'")
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{
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}
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~UnknownCommandInputException() override = default;
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};
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} // namespace beedb::exception
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